3,4-Dichloro-5-hydroxyfuran-2(5H)-one CAS 766-40-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 766-40-5 |
| Molecular Formula | C4H2Cl2O3 |
| Molecular Weight | 168.96 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3,4-Dichloro-5-hydroxyfuran-2(5H)-one (CAS 766-40-5) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C4H2Cl2O3. Molecular weight: 168.96 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C4H2Cl2O3 |
| Molecular Weight | 168.96 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
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Recommended Standards
- 2,3-Oxiranedicarbonyl dichloride (CAS 63129-87-3)
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- 3-Propoxyaniline (CAS 4469-79-8)
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- 3-Isobutyl-5-isothiocyanato-1-phenyl-1H-pyrazole (CAS 1349718-51-9)
- 4-(3-Fluorophenethyl)piperidine (CAS 148492-14-2)
- 3-(2-Nitrophenyl)isoxazol-5-amine (CAS 887591-67-5)
- Neuropeptide Y (22-36) (CAS 119019-65-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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